Table 5 Analysis of 25 hydroxyvitamin D2 (25(OH)D2), 25 hydroxyvitamin D3 (25(OH)D3) and total vitamin D serum levels for different VDR (rs2228570, rs1544410, rs731236) genotypes

VDR (rs2228570)

 A/A

31

3.08 ± 3.90

57.71 ± 24.52

60.79 ± 24.65

 A/G

93

2.12 ± 3.33

59.38 ± 31.65

61.50 ± 31.39

 G/G

64

2.61 ± 3.63

52.06 ± 22.46

54.67 ± 22.77

 p (ANOVA)

188

0.385

0.261

0.294

 p (factorial ANOVA, by gender)

0.859

0.580

0.619

VDR (1544410)

 C/C

74

2.78 ± 3.64

55.91 ± 25.22

58.69 ± 25.21

 C/T

90

2.26 ± 3.48

55.67 ± 28.77

57.93 ± 28.46

 T/T

24

2.11 ± 3.48

62.36 ± 31.64

64.46 ± 32.39

 p (ANOVA)

188

0.573

0.557

0.586

 p (factorial ANOVA, by gender)

0.743

0.782

0.795

VDR (rs731236)

 A/A

82

2.89 ± 3.70

55.79 ± 25.38

58.69 ± 25.32

 A/G

83

2.18 ± 3.44

55.66 ± 28.80

57.84 ± 28.48

 G/G

23

1.79 ± 3.19

62.99 ± 32.20

64.78 ± 33.08

 p (ANOVA)

188

0.276

0.503

0.563

 p (factorial ANOVA, by gender)

0.847

0.862

0.878